Hardware Spec Index

Mirenta HD-4770 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Mirenta · SKU HD4770-TI · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index2,965 (Hard Drives scale)
Category rank#20,068
Street price$469
Power8 W
Performance per dollar6.32
Released2021

Specifications

BrandMirenta
ModelMirenta HD-4770 Ti
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Altrix HD-9650 Core 4TB 5,400 RPM CMR Surveillance Hard Drive1,022$79Compare
Strivon HD-5714 XT 20TB 7,200 RPM CMR NAS Hard Drive2,419$359Compare
Altrix HD-1009 XT 16TB 7,200 RPM CMR NAS Hard Drive1,977$289Compare
Novexa HD-1760 Max 16TB 7,200 RPM CMR Enterprise Hard Drive2,027$269Compare
Novexa HD-6994 XT 20TB 7,200 RPM CMR Enterprise Hard Drive3,061$509Compare
Altrix HD-4694 Pro 8TB 7,200 RPM CMR Surveillance Hard Drive1,792$209Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4770 Ti 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/878138 (accessed 2026-10-26).